The 180w unit is the least expensive large form factor 3w light available. This unit covers 6 square feet (3'x2'). Sixty individual 3W LED Diodes in a light this size is extremely effective for flowering your plants. The BlackStar line has the best selling LED Grow Lights in the world for a reason - YOU CAN'T BEAT this combination of power and price! For this price you can gang them up and have a wonderful uniform grow and still get the peak PAR penetration that the 3 Watts chips deliver. 6 bands (unique color wave lenghts) of light are used to optimize the light that flowering plants require.
Specifications: - Size: 15.75" x 8.375" - Coverage Area: 3' x 2' (6 Square Feet) - LED Chipset: 3W - Number of LED's: 60 - Rated Hours: 50,000 - Bands: 6 Band - Red: 630, 660nm - Blue: 425nm - Infrared: 730nm - Ultraviolet: 380nm - White: 12000k - Worldwide Voltage: 90v-240v - Modular Power Cord (Available in US, UK, EU, AU) - Warranty: 1 Year All Inclusive